Merge branch 'ViewportIconsMoreCustomization' of https://github.com/xxSeys1/FlaxEngine into xxSeys1-ViewportIconsMoreCustomization

Source/Editor/Options/ViewportOptions.cs

@@ -150,5 +150,26 @@ namespace FlaxEditor.Options
         [DefaultValue(typeof(Color), "0.5,0.5,0.5,1.0")]
         [EditorDisplay("Grid"), EditorOrder(310), Tooltip("The color for the viewport grid.")]
         public Color ViewportGridColor { get; set; } = new Color(0.5f, 0.5f, 0.5f, 1.0f);
+
+        /// <summary>
+        /// Gets or sets the minimum size used for viewport icons.
+        /// </summary>
+        [DefaultValue(7.0f), Limit(1.0f, 1000.0f, 5.0f)]
+        [EditorDisplay("Viewport Icons"), EditorOrder(400)]
+        public float IconsMinimumSize { get; set; } = 7.0f;
+
+        /// <summary>
+        /// Gets or sets the maximum size used for viewport icons.
+        /// </summary>
+        [DefaultValue(30.0f), Limit(1.0f, 1000.0f, 5.0f)]
+        [EditorDisplay("Viewport Icons"), EditorOrder(410)]
+        public float IconsMaximumSize { get; set; } = 30.0f;
+
+        /// <summary>
+        /// Gets or sets the distance towards the camera at which the max icon scale will be applied. Set to 0 to disable scaling the icons based on the distance to the camera.
+        /// </summary>
+        [DefaultValue(1000.0f), Limit(0.0f, 20000.0f, 5.0f)]
+        [EditorDisplay("Viewport Icons"), EditorOrder(410)]
+        public float MaxSizeDistance { get; set; } = 1000.0f;
     }
 }

Source/Editor/Utilities/ViewportIconsRenderer.cpp

@@ -65,13 +65,14 @@ public:
 
 ViewportIconsRendererService ViewportIconsRendererServiceInstance;
 float ViewportIconsRenderer::Scale = 1.0f;
+Real ViewportIconsRenderer::MinSize = 7.0f;
+Real ViewportIconsRenderer::MaxSize = 30.0f;
+Real ViewportIconsRenderer::MaxSizeDistance = 1000.0f;
 
 void ViewportIconsRenderer::GetBounds(const Vector3& position, const Vector3& viewPosition, BoundingSphere& bounds)
 {
-    constexpr Real minSize = 7.0;
+    Real scale = Math::Square(Vector3::Distance(position, viewPosition) / MaxSizeDistance);
-    constexpr Real maxSize = 30.0;
+    Real radius = MinSize + Math::Min<Real>(scale, 1.0f) * (MaxSize - MinSize);
-    Real scale = Math::Square(Vector3::Distance(position, viewPosition) / 1000.0f);
-    Real radius = minSize + Math::Min<Real>(scale, 1.0f) * (maxSize - minSize);
     bounds = BoundingSphere(position, radius * Scale);
 }
 

Source/Editor/Utilities/ViewportIconsRenderer.h

@@ -22,6 +22,21 @@ public:
     /// </summary>
     API_FIELD() static float Scale;
 
+    /// <summary>
+    /// The minimum size of the icons.
+    /// </summary>
+    API_FIELD() static Real MinSize;
+
+    /// <summary>
+    /// The maximum size of the icons.
+    /// </summary>
+    API_FIELD() static Real MaxSize;
+
+    /// <summary>
+    /// The distance to the camera at which the icons will be drawn at their maximum size.
+    /// </summary>
+    API_FIELD() static Real MaxSizeDistance;
+
     /// <summary>
     /// Draws the icons for the actors in the given scene (or actor tree).
     /// </summary>

Source/Editor/Viewport/EditorViewport.cs

@@ -1292,6 +1292,11 @@ namespace FlaxEditor.Viewport
             _mouseSensitivity = options.Viewport.MouseSensitivity;
             _maxSpeedSteps = options.Viewport.TotalCameraSpeedSteps;
             _cameraEasingDegree = options.Viewport.CameraEasingDegree;
+
+            ViewportIconsRenderer.MinSize = options.Viewport.IconsMinimumSize;
+            ViewportIconsRenderer.MaxSize = options.Viewport.IconsMaximumSize;
+            ViewportIconsRenderer.MaxSizeDistance = options.Viewport.MaxSizeDistance;
+
             OnCameraMovementProgressChanged();
         }